version 1.62, 2007/07/19 13:28:18
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version 1.63, 2007/09/30 19:46:10
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Line 74 defer cur-correct ( addr u -- )
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Line 74 defer cur-correct ( addr u -- )
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' backspaces IS back-restore |
' backspaces IS back-restore |
' 2drop IS cur-correct |
' 2drop IS cur-correct |
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Variable linew |
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Variable screenw |
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: linew-off linew off form nip screenw ! ; |
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[IFDEF] x-width |
[IFDEF] x-width |
: clear-line ( max span addr pos1 -- max addr ) |
: clear-line ( max span addr pos1 -- max addr ) |
back-restore over over swap x-width spaces swap back-restore ; |
drop linew @ back-restore over over swap x-width |
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dup spaces back-restore nip linew off ; |
[ELSE] |
[ELSE] |
: clear-line ( max span addr pos1 -- max addr ) |
: clear-line ( max span addr pos1 -- max addr ) |
back-restore over spaces swap back-restore ; |
back-restore over spaces swap back-restore ; |
Line 200 require utf-8.fs
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Line 206 require utf-8.fs
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[IFUNDEF] #esc 27 Constant #esc [THEN] |
[IFUNDEF] #esc 27 Constant #esc [THEN] |
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Variable curpos |
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Variable screenw |
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: at-deltaxy ( dx dy -- ) |
: at-deltaxy ( dx dy -- ) |
#esc emit '[ emit dup abs 0 .r 0< IF 'A ELSE 'B THEN emit |
?dup IF |
#esc emit '[ emit dup abs 0 .r 0< IF 'D ELSE 'C THEN emit ; |
#esc emit '[ emit dup abs 0 .r 0< IF 'A ELSE 'B THEN emit |
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THEN |
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?dup IF |
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#esc emit '[ emit dup abs 0 .r 0< IF 'D ELSE 'C THEN emit |
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THEN ; |
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: cygwin? ( -- flag ) s" TERM" getenv s" cygwin" str= ; |
\ : cygwin? ( -- flag ) s" TERM" getenv s" cygwin" str= ; |
: at-xy? ( -- x y ) |
\ : at-xy? ( -- x y ) |
key? drop \ make sure prep_terminal() is executed |
\ key? drop \ make sure prep_terminal() is executed |
#esc emit ." [6n" 0 0 |
\ #esc emit ." [6n" 0 0 |
BEGIN key dup 'R <> WHILE |
\ BEGIN key dup 'R <> WHILE |
dup '; = IF drop swap ELSE |
\ dup '; = IF drop swap ELSE |
dup '0 '9 1+ within IF '0 - swap 10 * + ELSE |
\ dup '0 '9 1+ within IF '0 - swap 10 * + ELSE |
drop THEN THEN |
\ drop THEN THEN |
REPEAT drop 1- swap 1- ; |
\ REPEAT drop 1- swap 1- ; |
: cursor@ ( -- n ) at-xy? screenw @ * + ; |
\ : cursor@ ( -- n ) at-xy? screenw @ * + ; |
: cursor! ( n -- ) screenw @ /mod at-xy ; |
\ : cursor! ( n -- ) screenw @ /mod at-xy ; |
: xcur-correct ( addr u -- ) |
: xcur-correct ( addr u -- ) x-width linew ! ; |
cygwin? curpos @ -1 = or IF 2drop EXIT THEN |
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x-width curpos @ + cursor@ - |
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screenw @ >r r@ 2/ + r@ / r> * negate curpos +! ; |
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: save-cursor ( -- ) |
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cygwin? IF #esc emit '7 emit ELSE |
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key? IF -1 ELSE form nip screenw ! cursor@ THEN curpos ! THEN ; |
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: restore-cursor ( -- ) |
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cygwin? IF #esc emit '8 emit ELSE |
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curpos @ dup -1 = IF drop ELSE cursor! THEN THEN ; |
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' xcur-correct IS cur-correct |
' xcur-correct IS cur-correct |
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: xback-restore ( u -- ) |
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screenw @ /mod negate swap negate swap at-deltaxy ; |
: .rest ( addr pos1 -- addr pos1 ) |
: .rest ( addr pos1 -- addr pos1 ) |
key? ?EXIT |
linew @ xback-restore 2dup type 2dup cur-correct ; |
restore-cursor 2dup type 2dup cur-correct ; |
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: .all ( span addr pos1 -- span addr pos1 ) |
: .all ( span addr pos1 -- span addr pos1 ) |
key? ?EXIT |
linew @ xback-restore >r 2dup swap type 2dup swap cur-correct r> ; |
restore-cursor >r 2dup swap type 2dup swap cur-correct r> ; |
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: xback-restore ( u -- ) |
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drop key? ?EXIT |
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restore-cursor ; |
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: xretype ( max span addr pos1 -- max span addr pos1 ) |
: xretype ( max span addr pos1 -- max span addr pos1 f ) |
restore-cursor screenw @ >r save-cursor |
.all form nip screenw @ >r screenw ! |
.all 2 pick r@ / screenw @ r> - * 0 max spaces .rest false ; |
linew @ screenw @ / linew @ r@ / max |
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screenw @ r> - * 0 max |
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dup spaces linew +! .rest false ; |
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\ In the following, addr max is the buffer, addr span is the current |
\ In the following, addr max is the buffer, addr span is the current |
\ string in the buffer, and pos1 is the cursor position in the buffer. |
\ string in the buffer, and pos1 is the cursor position in the buffer. |
Line 260 Variable screenw
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Line 257 Variable screenw
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dup IF over + xchar- over - 0 max .all .rest |
dup IF over + xchar- over - 0 max .all .rest |
ELSE bell THEN 0 ; |
ELSE bell THEN 0 ; |
: xforw ( max span addr pos1 -- max span addr pos2 f ) |
: xforw ( max span addr pos1 -- max span addr pos2 f ) |
2 pick over <> IF over + xc@+ xemit over - ELSE bell THEN 0 ; |
2 pick over <> IF over + xc@+ xemit over - ELSE bell THEN |
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2dup cur-correct 0 ; |
: (xdel) ( max span addr pos1 -- max span addr pos2 ) |
: (xdel) ( max span addr pos1 -- max span addr pos2 ) |
over + dup xchar- tuck - >r over - |
over + dup xchar- tuck - >r over - |
>string over r@ + -rot move |
>string over r@ + -rot move |
rot r> - -rot ; |
rot r> - -rot ; |
: ?xdel ( max span addr pos1 -- max span addr pos2 0 ) |
: ?xdel ( max span addr pos1 -- max span addr pos2 0 ) |
dup IF (xdel) .all 2 spaces .rest THEN 0 ; |
dup IF (xdel) .all 2 spaces 2 linew +! .rest THEN 0 ; |
: <xdel> ( max span addr pos1 -- max span addr pos2 0 ) |
: <xdel> ( max span addr pos1 -- max span addr pos2 0 ) |
2 pick over <> |
2 pick over <> |
IF xforw drop (xdel) .all 2 spaces .rest |
IF xforw drop (xdel) .all 2 spaces 2 linew +! .rest |
ELSE bell THEN 0 ; |
ELSE bell THEN 0 ; |
: xeof 2 pick over or 0= IF bye ELSE <xdel> THEN ; |
: xeof 2 pick over or 0= IF bye ELSE <xdel> THEN ; |
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Line 280 Variable screenw
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Line 278 Variable screenw
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: xclear-line ( max span addr pos1 -- max addr ) |
: xclear-line ( max span addr pos1 -- max addr ) |
drop restore-cursor swap spaces restore-cursor ; |
2dup x-width dup xback-restore dup spaces xback-restore drop nip ; |
: xclear-tib ( max span addr pos -- max 0 addr 0 false ) |
: xclear-tib ( max span addr pos -- max 0 addr 0 false ) |
xclear-line 0 tuck dup ; |
xclear-line 0 tuck dup ; |
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Line 288 Variable screenw
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Line 286 Variable screenw
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>r end^ 2@ hist-setpos |
>r end^ 2@ hist-setpos |
2dup swap history write-line drop ( throw ) \ don't worry about errors |
2dup swap history write-line drop ( throw ) \ don't worry about errors |
hist-pos 2dup backward^ 2! end^ 2! |
hist-pos 2dup backward^ 2! end^ 2! |
r> curpos @ -1 = key? or IF |
r> .all space true ; |
>r 2dup swap type r> |
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ELSE |
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.all |
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THEN space true ; |
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: xkill-expand ( max span addr pos1 -- max span addr pos2 ) |
: xkill-expand ( max span addr pos1 -- max span addr pos2 ) |
prefix-found cell+ @ ?dup IF >r |
prefix-found cell+ @ ?dup IF >r |
r@ - >string over r@ + -rot move |
r@ - >string over r@ + -rot move |
rot r@ - -rot .all r> spaces .rest THEN ; |
rot r@ - -rot .all r@ spaces r> back-restore .rest THEN ; |
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: insert ( string length buffer size -- ) |
: insert ( string length buffer size -- ) |
rot over min >r r@ - ( left over ) |
rot over min >r r@ - ( left over ) |
Line 329 Variable screenw
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Line 323 Variable screenw
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['] xtab-expand #tab bindkey |
['] xtab-expand #tab bindkey |
['] (xins) IS insert-char |
['] (xins) IS insert-char |
['] kill-prefix IS everychar |
['] kill-prefix IS everychar |
['] save-cursor IS everyline |
['] linew-off IS everyline |
['] xback-restore IS back-restore |
['] xback-restore IS back-restore |
['] xcur-correct IS cur-correct |
['] xcur-correct IS cur-correct |
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